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Summary of Operating Segments (Detail) - CAD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Disclosure of operating segments [Line Items] |  |
Revenue | $ 1,617,194 | $ 986,847
Earnings before income taxes, loss on redemption and repurchase of unsecured senior notes, loss (gain) on investments and other assets, finance charges, foreign exchange, gain on asset disposals, and depreciation and amortization | (14,143) | (182,782)
Depreciation and amortization | 279,035 | 282,326
Gain on asset disposals | (29,926) | (8,516)
Total assets | 2,876,123 | 2,661,752
All Other Segments [Member] |  |
Disclosure of operating segments [Line Items] |  |
Revenue | 1,617,194 | 986,847
Earnings before income taxes, loss on redemption and repurchase of unsecured senior notes, loss (gain) on investments and other assets, finance charges, foreign exchange, gain on asset disposals, and depreciation and amortization | 311,605 | 192,772
Depreciation and amortization | 279,035 | 282,326
Gain on asset disposals | (29,926) | (8,516)
Total assets | 2,876,123 | 2,661,752
Capital expenditures | 184,250 | 75,941
Contract Drilling Services [Member] |  |
Disclosure of operating segments [Line Items] |  |
Revenue | 1,436,134 | 877,943
Contract Drilling Services [Member] | All Other Segments [Member] |  |
Disclosure of operating segments [Line Items] |  |
Revenue | 1,436,134 | 877,943
Earnings before income taxes, loss on redemption and repurchase of unsecured senior notes, loss (gain) on investments and other assets, finance charges, foreign exchange, gain on asset disposals, and depreciation and amortization | 397,753 | 231,532
Depreciation and amortization | 255,286 | 256,072
Gain on asset disposals | (25,495) | (7,673)
Total assets | 2,574,867 | 2,392,382
Capital expenditures | 177,844 | 70,998
Completion and Production Services [Member] |  |
Disclosure of operating segments [Line Items] |  |
Revenue | 187,171 | 113,488
Completion and Production Services [Member] | All Other Segments [Member] |  |
Disclosure of operating segments [Line Items] |  |
Revenue | 187,171 | 113,488
Earnings before income taxes, loss on redemption and repurchase of unsecured senior notes, loss (gain) on investments and other assets, finance charges, foreign exchange, gain on asset disposals, and depreciation and amortization | 38,147 | 23,807
Depreciation and amortization | 14,381 | 15,405
Gain on asset disposals | (3,233) | (525)
Total assets | 179,226 | 127,233
Capital expenditures | 5,325 | 4,452
Corporate and Other [Member] | All Other Segments [Member] |  |
Disclosure of operating segments [Line Items] |  |
Earnings before income taxes, loss on redemption and repurchase of unsecured senior notes, loss (gain) on investments and other assets, finance charges, foreign exchange, gain on asset disposals, and depreciation and amortization | (124,295) | (62,567)
Depreciation and amortization | 9,368 | 10,849
Gain on asset disposals | (1,198) | (318)
Total assets | 122,030 | 142,137
Capital expenditures | 1,081 | 491
Inter-Segment Eliminations [Member] |  |
Disclosure of operating segments [Line Items] |  |
Revenue | (6,111) | (4,584)
Inter-Segment Eliminations [Member] | All Other Segments [Member] |  |
Disclosure of operating segments [Line Items] |  |
Revenue | $ (6,111) | $ (4,584)

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